THE LARGEST SCREEN YOU HAVE EVEN SEEN: The largest 2.2 inches square screen smart watches at present?? adapt to the traditional application of visual size.Large capacity battery.</br>PERFECT CRAFTSMANSHIP: Made with the MTK6572 dual core?? smoothly and sensitive. With 0.3MP Camera?? You can make a simple picture with your friends and family. Use the highest level of silicone to ma"atch wristbands?? more safe and comfortable?? reduce the chance of allergies.</br>ALL IN ONE: Wifi: 802.11b/g/n; 3G: nano SIM card?? GSM?? WCDMA; Built-in accurate GPS navigation. Lem4 smartphone can be independent dialing and answer the phone call when you insert the nano sim card?? lem4 has a GPS navigation that can help you find and determine the right direction</br>SMART FUNCTION: Pedometer?? Sedentary remind?? Browser?? Music?? Alarm clock?? Sound recorder?? messages?? schedules?? meeting reminders?? Raise hand to bright screen?? remote control phone?? stopwatch?? timer?? voice search?? GPS navigation</br>COMPATIBILITY: Compatible with Android Phone. LEM4 can get phone call remind?? message remind after Connect the watch through Bluetooth with Phone. It can also remote camera?? remote music?? find the phone.</br></br>Product Description</br></br><b>LEMFO - Pioneer in Smart Wear Industry</b><br> <br> Download and Install <b>"ndroid 4.4 version or higher?? iOS do not